Letras trabadas TR

Letras trabadas TR - an exercise made by erikalinaker on Spellic.com.
1. Fold the right part of the paper back so that you can't se the answers.
2. Write the correct answer in the space below each question.
3. When done, fold the paper back and compare your answers.
ostra
trampolín
trucha
tren
retrete
trébol
industria
traje
estrella
trompo
trenzas
trofeo
astronauta
extraterrestre